Machine Tool Magazine Pot Selection for Tool Interference Prevention

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Solution Overview

Problem

Existing machine tools face challenges in accurately determining appropriate storage locations for tools in the magazine to avoid interference, as conventional methods rely on manual checking and are prone to errors due to varying tool forms and sizes, and potential interference from adjacent tools.

Innovation Solution

An information processing system that includes a request accepting unit, storing unit, selecting unit, determining unit, and informing unit to accurately determine the suitability of a magazine pot for tool storage based on tool and magazine information, ensuring no interference occurs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual checking is used to determine tool storage locations, then the system complexity is low, but the accuracy and reliability of interference detection deteriorates

Engineering Contradiction:
Improveaccuracy of interference detectionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system automatically determines tool storage locations by having the control device self-check tool dimensions against magazine pot specifications and adjacent tool positions, eliminating the need for manual worker intervention while maintaining high accuracy in interference detection

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical checking with an automated information processing system that uses control devices to calculate and determine appropriate storage locations, substituting human labor with computational methods to improve accuracy without significantly increasing physical system complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If automated determination of tool storage locations is implemented, then the accuracy of interference detection improves, but the device complexity increases

Engineering Contradiction:
Improvereliability of tool storage determinationVSAvoidcomplexity of determination system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The control device automatically performs determination of tool storage locations by retrieving tool information and magazine configuration data, performing interference checks, and selecting appropriate pots without external intervention, thereby improving reliability while keeping the system architecture simple

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses feedback from tool information databases and magazine status data to continuously verify and adjust tool storage determinations, ensuring high reliability through automated validation loops that compare calculated positions against actual magazine conditions

Inventive Principle:
Principle #23Feedback

3Measurement precision

If comprehensive tool and magazine information is processed, then the precision of storage location determination improves, but the processing time increases

Engineering Contradiction:
Improveprecision of storage location determinationVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system pre-stores tool information including dimensions and magazine configuration data in databases before the actual storage operation, so that when a tool needs to be stored, the control device can quickly retrieve and process this pre-prepared information to determine the optimal location without time-consuming data gathering

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The determination process is divided into separate functional steps: retrieving tool information, retrieving magazine configuration, checking adjacent tools, calculating potential locations, and selecting the final position. This segmentation allows each step to be optimized independently and processed efficiently in sequence

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12569950B2Information processing system and machine tool
Publication Date: 2026.03.10 DMG MORI CO LTD
  • US12569950B2 patent drawing
  • US12569950B2 patent drawing
  • US12569950B2 patent drawing

AI summary

An information processing system includes a request accepting unit for accepting a request for a selected pot to store a selected tool in a pot of a machine tool magazine; a storing unit for storing a setting value in each of a first cell and a second cell of the selected pot; a selecting unit for selecting the first cell or the second cell for the selected pot; a determining unit for determining a condition to store the selected tool in the selected pot on the basis of a size of each tool, a selected cell, and a storage condition of each of the pots; and an informing unit for informing when the condition of storage is not met.